Home / 14,051.21-19,399.70-9,017.60

Finding the Fourth Proportional to 14,051.21, 19,399.70 and 9,017.60

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Solution

The fourth proportional to 14,051.21, 19,399.70 and 9,017.60 is: 12,450.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,051.21 : 19,399.70 = 9,017.60 : x
  2. Step 2: Convert to fraction form
    14,051.21/19,399.70 = 9,017.60/x
  3. Step 3: Cross multiply
    14,051.21x = 19,399.70 × 9,017.60
  4. Step 4: Simplify right side
    14,051.21x = 174,938,660.27
  5. Step 5: Solve for x
    x = 174,938,660.27/14,051.21
  6. Step 6: Final answer
    x = 12,450.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.